* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

header {
  background-color: #1DA1F2;
  padding: 30px 20px;
}

header h5 {
  font-size: 30px;
  color: aliceblue;
  font-family: "Rubik Gemstones", system-ui;
  margin-bottom: 2px;
  text-align: center;
}

header p {
  font-size: 25px;
  color: black;
  text-align: center;
  font-family: "Rubik Gemstones", system-ui;
}

footer {
  background-color: black;
  padding: 30px 20px;
  text-align: center;
}

footer p {
  font-size: 20px;
  color: aliceblue;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr); 
  gap: 60px;
  margin-left: 20px;
  padding: 30px 50px;
  justify-content: center;
}

.profile {
  width: 100%;
  max-width: 400px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

.profile-picture {
  width: 100%;
  height: 400px;
  margin-bottom: 5px;
  object-fit: cover;
}

.name {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 5px;
  margin: 5px 0 4px 15px;
}

.mutual-friends {
  color: rgb(100, 100, 100);
  margin-left: 15px;
  margin-bottom: 10px;
}

.add-friend-button {
  background-color: rgb(24, 119, 242);
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  font-size: 16px;
  margin: 0 0 18px 15px;
}

.add-friend-button a {
  text-decoration: none;
  color: white;
}

.add-friend-button a:hover {
  text-decoration: underline;
}

p {
  font-family: Arial, sans-serif;
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
    padding: 20px;
    gap: 35px;
  }

  .profile {
    width: 100%;
    max-width: 310px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
  } 


  .profile-picture {
    width: 310px;
    height: 310px;
    object-fit: cover;
  }

  header {
    margin-bottom: 5px;
  }
  header h5 {
    font-size: 25px;
    color: aliceblue;
    font-family: "Rubik Gemstones", system-ui;
    margin-bottom: 2px;
    text-align: center;
  }
  
  header p {
    font-size: 12px;
    color: black;
    text-align: center;
    font-family: "Rubik Gemstones", system-ui;
  }
}